Search

If you have been interested in taking the services of a data center for hosting your website, portal or any web-application, then you must look into the kind of services being provided. Generally, these services are provided on the basis of grade of data center. These grades are Tier I, Tier II, Tier III and Tier IV. Tier I is the lowest level while Tier IV is the highest one. The same global grading system is also adopted by data center solution India.

Following are the details of each of these grade which will help you in selection of the right center for your needs:

Tier I: Under this type of center, there is a provision for single uplink and servers with non-redundant components. There is also a provision for single path for power and cooling. The systems record an uptime availability of 99.671%.

Tier II: The difference between Tier I and Tier II is essentially of the redundant capacity components being present in the latter. At this level the uptime availability is 99.741%.

Tier III: It is significantly different from the earlier two tiers in that there are multiple cooling and power distribution paths that are active and allows for concurrent maintenance. It provides uptime of 99.982%. This level data center also has redundant components.

Tier IV: This level allows for even higher levels of uptime of 99.995% and has capacity to deal with any faults. There are stringent security measures in place including biometric access controls.

Data Centers in India are also classified according to these tier levels. For better information of webmasters who are willing to use data center, these levels define what can be expected from these centers. Prices also vary according to the tier levels of services provided.